A373733 - cp's OEIS frontend

A373733 Triangular numbers with tetrahedral indices: a(n) = (1/72) * (n(n+1)(n+2)(n+3)(n^2+2)).

n	a(n)
0	0
1	1
2	10
3	55
4	210
5	630
6	1596
7	3570
8	7260
9	13695
10	24310
11	41041
12	66430
13	103740
14	157080
15	231540
16	333336
17	469965
18	650370
19	885115
20	1186570
21	1569106
22	2049300
23	2646150
24	3381300
25	4279275
26	5367726
27	6677685
28	8243830
29	10104760
30	12303280

[0, 1, 10, 55, 210, 630, 1596, 3570, 7260, 13695, 24310, 41041, 66430, 103740, 157080, 231540, 333336, 469965, 650370, 885115, 1186570, 1569106, 2049300, 2646150, 3381300, 4279275, 5367726, 6677685, 8243830, 10104760, 12303280]

cp's OEIS Frontend

A373733 Triangular numbers with tetrahedral indices: a(n) = (1/72) * (n(n+1)(n+2)(n+3)(n^2+2)).

Table of values

List of values

cp's OEIS Frontend

A373733 Triangular numbers with tetrahedral indices: a(n) = (1/72) * (n*(n+1)*(n+2)*(n+3)*(n^2+2)).

Table of values

List of values

A373733 Triangular numbers with tetrahedral indices: a(n) = (1/72) * (n(n+1)(n+2)(n+3)(n^2+2)).