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A301409 as a simple table
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 3 |
| 3 | 11 |
| 4 | 47 |
| 5 | 221 |
| 6 | 1115 |
| 7 | 5947 |
| 8 | 33231 |
| 9 | 193453 |
| 10 | 1169239 |
| 11 | 7322827 |
| 12 | 47479855 |
| 13 | 318661109 |
| 14 | 2214609419 |
| 15 | 15948123771 |
| 16 | 119101155215 |
| 17 | 923085573061 |
| 18 | 7428862280327 |
| 19 | 62094175343547 |
| 20 | 538956428549743 |
| 21 | 4854974080968669 |
| 22 | 45347892277523467 |
| 23 | 438688081755797051 |
| 24 | 4389356528040108847 |
[1,1,3,11,47,221,1115,5947,33231,193453,1169239, 7322827,47479855,318661109,2214609419,15948123771, 119101155215,923085573061,7428862280327, 62094175343547,538956428549743,4854974080968669, 45347892277523467,438688081755797051, 4389356528040108847] |