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A213818 as a simple table

n a(n)
1 1
2 12
3 60
4 190
5 465
6 966
7 1792
8 3060
9 4905
10 7480
11 10956
12 15522
13 21385
14 28770
15 37920
16 49096
17 62577
18 78660
19 97660
20 119910
21 145761
22 175582
23 209760
24 248700
25 292825
26 342576
27 398412
28 460810
29 530265
30 607290
31 692416

[1,12,60,190,465,966,1792,3060,4905,7480,10956,
 15522,21385,28770,37920,49096,62577,78660,97660,
 119910,145761,175582,209760,248700,292825,342576,
 398412,460810,530265,607290,692416]

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Last modified April 25 12:28 EDT 2024. Contains 371969 sequences. (Running on oeis4.)