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A022203 as a simple table

n a(n)
12 1
13 797161
14 476599444231
15 263026177881648511
16 141530177899268957392924
17 75525744222315755534269847164
18 40192610828533997938427918835113044
19 21369772545260475331545384574852469714164
20 11358504503408920628447755309084790198295654610 

[1,797161,476599444231,263026177881648511,
 141530177899268957392924,
 75525744222315755534269847164,
 40192610828533997938427918835113044,
 21369772545260475331545384574852469714164,
 11358504503408920628447755309084790198295654610]

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Last modified April 19 13:40 EDT 2024. Contains 371792 sequences. (Running on oeis4.)