A334385 - cp's OEIS frontend

A334385 E.g.f.: Product_{k>=1} (1 + x^(k(k + 1)/2) / (k(k + 1)/2)!).

n	a(n)
0	1
1	1
2	0
3	1
4	4
5	0
6	1
7	7
8	0
9	84
10	841
11	11
12	0
13	286
14	4004
15	1
16	8024
17	136136
18	816
19	7775256
20	155195040
21	54265
22	1193830
23	0
24	109832360
25	2749077760
26	84987760
27	296010
28	10716746041
29	310545275069
30	1201800600
31	2444026056820
32	77016647623040
33	0
34	14402113079955304
35	504073957798435640

[1, 1, 0, 1, 4, 0, 1, 7, 0, 84, 841, 11, 0, 286, 4004, 1, 8024, 136136, 816, 7775256, 155195040, 54265, 1193830, 0, 109832360, 2749077760, 84987760, 296010, 10716746041, 310545275069, 1201800600, 2444026056820, 77016647623040, 0, 14402113079955304, 504073957798435640]

cp's OEIS Frontend

A334385 E.g.f.: Product_{k>=1} (1 + x^(k(k + 1)/2) / (k(k + 1)/2)!).

Table of values

List of values

cp's OEIS Frontend

A334385 E.g.f.: Product_{k>=1} (1 + x^(k*(k + 1)/2) / (k*(k + 1)/2)!).

Table of values

List of values

A334385 E.g.f.: Product_{k>=1} (1 + x^(k(k + 1)/2) / (k(k + 1)/2)!).