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A153515 as a simple table

n a(n)
1 1
2 4
3 10
4 15
5 20
6 65
7 124
8 190
9 217
10 310
11 435
12 781
13 1541
14 1891
15 3565
16 3820
17 4123
18 4495
19 5461
20 5611
21 5662
22 5731
23 6735
24 7449
25 7813
26 8029
27 8290
28 9881
29 11041
30 11476
31 12801
32 13021
33 13333
34 13981
35 14981
36 15751
37 16297
38 17767
39 20345
40 20710
41 21361
42 22791

[1,4,10,15,20,65,124,190,217,310,435,781,1541,
 1891,3565,3820,4123,4495,5461,5611,5662,5731,6735,
 7449,7813,8029,8290,9881,11041,11476,12801,13021,
 13333,13981,14981,15751,16297,17767,20345,20710,
 21361,22791]

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Last modified May 16 05:56 EDT 2024. Contains 372549 sequences. (Running on oeis4.)