Anthony Davis has the most games with 40+ points and 15+ rebounds, with 22 games.

Interpreted as:

NBA most regular-season games by a player 40 or more points 15 or more rebounds

	NAME	GP	PTS	REB	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	AST	STL	BLK	TOV	PF	+/-
1	Anthony Davis A. Davis	22	996	387	40.3	45.3	17.6	2.8	2.0	2.4	16.3	28.3	57.5	1.1	2.9	37.5	11.6	13.6	85.6	66.0	5.1	12.5	1.7	886	61	43	52	38	56	+214
2	Shaquille O'Neal S. O'Neal	19	837	340	42.2	44.1	17.9	2.4	0.7	2.5	17.5	26.7	65.4	0.0	0.1	0.0	9.1	15.8	57.7	65.4	6.8	11.1	2.9	802	46	13	47	55	56	+81
3	Joel Embiid J. Embiid	15	673	263	36.5	44.9	17.5	4.3	1.7	2.4	15.2	24.7	61.5	1.6	4.0	40.0	12.9	15.1	85.4	71.5	4.3	13.3	3.3	548	65	25	36	50	43	+176
4	Giannis Antetokounmpo G. Antetokounmpo	12	533	211	37.3	44.4	17.6	5.3	1.1	0.9	16.2	26.2	61.8	1.6	3.9	40.4	10.5	14.4	72.8	68.3	3.4	14.2	3.1	448	64	13	11	37	32	+47
5	Patrick Ewing P. Ewing	10	439	174	41.9	43.9	17.4	1.9	1.1	3.6	17.5	28.3	61.8	0.0	0.1	0.0	8.9	11.4	78.1	65.9	6.1	11.3	4.1	419	19	11	36	41	38
6	Charles Barkley C. Barkley	10	425	176	42.9	42.5	17.6	3.3	2.5	0.7	14.1	21.2	66.5	0.6	2.5	24.0	13.7	17.6	77.8	73.4	7.8	9.8	5.1	429	33	25	7	51	33	+16
7	Nikola Jokić N. Jokić	9	389	156	40.3	43.2	17.3	9.2	1.4	0.6	17.1	30.9	55.4	1.9	5.9	32.1	7.1	9.3	76.2	61.8	5.1	12.2	3.7	363	83	13	5	33	26	+47
8	Karl Malone K. Malone	9	406	154	41.9	45.1	17.1	2.9	1.4	0.9	17.1	25.6	67.0	0.0	0.0		10.9	14.7	74.2	70.5	4.8	12.3	3.6	377	26	13	8	32	28	+1
9	Karl-Anthony Towns K. Towns	8	370	135	39.0	46.3	16.9	3.6	0.8	0.9	16.5	27.1	60.8	3.1	6.3	50.0	10.1	12.5	81.0	70.9	3.8	13.1	3.6	312	29	6	7	29	28	+24
10	Hakeem Olajuwon H. Olajuwon	8	345	147	43.4	43.1	18.4	3.8	1.8	3.8	15.8	26.5	59.4	0.1	0.3	50.0	11.5	14.4	80.0	65.7	6.4	12.0	4.4	347	30	14	30	35	21	-3
11	DeMarcus Cousins D. Cousins	6	252	115	40.8	42.0	19.2	5.2	2.0	1.7	13.3	25.2	53.0	3.2	6.7	47.5	12.2	14.5	83.9	66.6	5.3	13.8	5.0	245	31	12	10	30	26	+40
12	David Robinson D. Robinson	6	258	98	45.5	43.0	16.3	4.3	2.7	3.5	15.2	26.2	58.0	0.0	0.2	0.0	12.7	15.8	80.0	64.9	4.3	12.0	3.3	273	26	16	21	20	17
13	Russell Westbrook R. Westbrook	5	234	79	40.2	46.8	15.8	8.6	2.2	0.4	15.4	30.0	51.3	3.6	9.6	37.5	12.4	14.2	87.3	64.6	2.6	13.2	4.2	201	43	11	2	21	17	+19
14	Kevin Love K. Love	5	213	90	41.0	42.6	18.0	3.0	0.6	0.0	13.8	24.2	57.0	3.6	6.2	58.1	11.4	13.0	87.7	71.2	4.6	13.4	2.8	205	15	3	0	14	7	+9
15	Luka Dončić L. Dončić	4	195	66	40.6	48.8	16.5	8.0	0.8	0.5	17.3	32.0	53.9	3.8	9.3	40.5	10.5	14.8	71.2	63.3	1.5	15.0	4.8	162	32	3	2	19	13	+34
16	James Harden J. Harden	4	199	63	38.8	49.8	15.8	10.0	2.0	0.0	13.8	27.3	50.5	7.0	16.0	43.8	15.3	17.8	85.9	70.9	2.8	13.0	5.8	155	40	8	0	23	10	+45
17	Dwight Howard D. Howard	4	170	72	43.7	42.5	18.0	1.3	2.8	4.8	14.5	21.0	69.0	0.0	0.0		13.5	21.3	63.5	70.0	6.5	11.5	4.0	175	5	11	19	16	10	+41
18	Larry Bird L. Bird	4	177	65	42.0	44.3	16.3	5.3	2.3	1.0	16.3	28.0	58.0	1.3	2.5	50.0	10.5	11.0	95.5	67.4	3.0	13.3	1.8	168	21	9	4	7	8
19	Victor Wembanyama V. Wembanyama	3	122	53	35.9	40.7	17.7	4.0	1.3	2.7	14.7	24.7	59.5	3.7	9.0	40.7	7.7	9.0	85.2	71.0	2.7	15.0	2.7	108	12	4	8	8	7	+39
20	Kevin Durant K. Durant	3	133	50	49.3	44.3	16.7	3.7	2.3	1.0	13.3	25.7	51.9	3.0	6.7	45.0	14.7	15.7	93.6	68.1	2.0	14.7	2.3	148	11	7	3	7	9	-8
21	Ralph Sampson R. Sampson	3	126	53	44.3	42.0	17.7	1.3	1.0	1.7	16.3	25.3	64.5	0.0	0.0		9.3	11.7	80.0	68.9	5.0	12.7	6.7	133	4	3	5	20	8
22	Moses Malone M. Malone	3	134	52	39.7	44.7	17.3	1.0	1.0	3.0	14.7	28.0	52.4	0.0	0.0		15.3	16.3	93.9	63.5	8.0	9.3	4.0	119	3	3	9	12	8
23	Jayson Tatum J. Tatum	2	89	31	38.1	44.5	15.5	9.5	0.0	1.5	17.5	30.5	57.4	6.5	13.5	48.1	3.0	3.5	85.7	69.4	3.0	12.5	3.5	76	19	0	3	7	6	+18
24	Blake Griffin B. Griffin	2	87	30	40.6	43.5	15.0	6.5	1.0	0.5	15.0	29.0	51.7	0.5	1.5	33.3	13.0	20.0	65.0	57.5	6.5	8.5	4.0	81	13	2	1	8	9	-8
25	Al Jefferson A. Jefferson	2	80	37	40.4	40.0	18.5	3.5	2.0	1.0	15.5	26.5	58.5	0.0	0.0		9.0	11.5	78.3	63.4	5.0	13.5	1.5	81	7	4	2	3	5	+18