A376527 - cp's OEIS frontend

A376527 a(n) = Sum_{k=0..n*(n-1)/2} A227543(n,k)^2 for n >= 0.

n	a(n)
0	1
1	1
2	2
3	7
4	34
5	216
6	1610
7	13461
8	122254
9	1183568
10	12054498
11	127960158
12	1405852350
13	15901061916
14	184381675404
15	2184565641269
16	26375002217314
17	323767457670588
18	4033503712929478
19	50917059047932592
20	650430305337318538
21	8398511711996887848
22	109507259507469905574
23	1440631950110092280386

[1, 1, 2, 7, 34, 216, 1610, 13461, 122254, 1183568, 12054498, 127960158, 1405852350, 15901061916, 184381675404, 2184565641269, 26375002217314, 323767457670588, 4033503712929478, 50917059047932592, 650430305337318538, 8398511711996887848, 109507259507469905574, 1440631950110092280386]

cp's OEIS Frontend

A376527 a(n) = Sum_{k=0..n*(n-1)/2} A227543(n,k)^2 for n >= 0.

Table of values

List of values