A284595 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give

A284595 as a simple table

n	a(n)
1	2
2	12
3	21
4	30
5	63
6	86
7	140
8	173
9	308
10	318
11	402
12	410
13	441
14	492
15	2186
16	4580
17	5100
18	5208
19	5810
20	7476
21	21677
22	31766
23	45357
24	48036
25	66720

[2,12,21,30,63,86,140,173,308,318,402,410,441,492, 2186,4580,5100,5208,5810,7476,21677,31766,45357, 48036,66720]