# A083430 (b-file synthesized from sequence entry) 1 1 2 6 3 41 4 331 5 2469 6 20576 7 176368 8 1543221 9 13717421 10 1123456789 11 91920314427 12 8425935288158 13 777777864112069 14 72222223023889914 15 6740740748222971193 16 631944444514590347998