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A207876 as a simple table

n a(n)
1 13
2 169
3 336
4 824
5 1648
6 4160
7 8892
8 19710
9 44868
10 100056
11 224792
12 497348
13 1123364
14 2520128
15 5603808
16 12569064
17 28201200
18 63082040
19 140941364
20 315874560
21 707891088
22 1582568420
23 3541951148
24 7935579276
25 17763012916
26 39742042856

[13,169,336,824,1648,4160,8892,19710,44868,100056,
 224792,497348,1123364,2520128,5603808,12569064,
 28201200,63082040,140941364,315874560,707891088,
 1582568420,3541951148,7935579276,17763012916,
 39742042856]

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Last modified April 24 18:05 EDT 2024. Contains 371962 sequences. (Running on oeis4.)