n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 9 |
3 | 57 |
4 | 464 |
5 | 4593 |
6 | 53381 |
7 | 711056 |
8 | 10665071 |
9 | 177698377 |
10 | 3253933294 |
11 | 64917524367 |
12 | 1400923403957 |
13 | 32503510579738 |
14 | 806599849548101 |
15 | 21313355891736741 |
16 | 597326671763101944 |
[1,2,9,57,464,4593,53381,711056,10665071, 177698377,3253933294,64917524367,1400923403957, 32503510579738,806599849548101,21313355891736741, 597326671763101944] |