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A036253 as a simple table

n a(n)
1 3
2 4
3 19
4 23
5 134
6 1229
7 2592
8 16781
9 86497
10 276272
11 1467857
12 12019128
13 109640009
14 779499191
15 7125132728
16 22154897375
17 51434927478
18 176459679809
19 1463112365950
20 6028909143609
21 37636567227604
22 81302043598817
23 525448828820506
24 2183097358880841

[3,4,19,23,134,1229,2592,16781,86497,276272,
 1467857,12019128,109640009,779499191,7125132728,
 22154897375,51434927478,176459679809,
 1463112365950,6028909143609,37636567227604,
 81302043598817,525448828820506,2183097358880841]

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Last modified January 26 17:44 EST 2023. Contains 359833 sequences. (Running on oeis4.)