A109655 - cp's OEIS frontend

A109655 Number of partitions of n^2 into up to n parts each no more than 2n, or of n(3n+1)/2 into exactly n distinct parts each no more than 3n.

n	a(n)
0	1
1	1
2	3
3	8
4	33
5	141
6	676
7	3370
8	17575
9	94257
10	517971
11	2900900
12	16509188
13	95220378
14	555546058
15	3273480400
16	19456066175
17	116521302221
18	702567455381
19	4261765991164
20	25992285913221
21	159303547578873
22	980701254662294
23	6061894625462492
24	37609015174472628

[1, 1, 3, 8, 33, 141, 676, 3370, 17575, 94257, 517971, 2900900, 16509188, 95220378, 555546058, 3273480400, 19456066175, 116521302221, 702567455381, 4261765991164, 25992285913221, 159303547578873, 980701254662294, 6061894625462492, 37609015174472628]

cp's OEIS Frontend

A109655 Number of partitions of n^2 into up to n parts each no more than 2n, or of n(3n+1)/2 into exactly n distinct parts each no more than 3n.

Table of values

List of values