42174

Appears in sequences

• Triangle read by rows generated from A007249, the convolution square root of A007191.at n=23A161196
• Triangle read by rows generated from A007249, the convolution square root of A007191.at n=25A161196
• The indexing sequence for successively better golden semiprimes.at n=20A165569
• Eight rooks and one berserker on a 3 X 3 chessboard. G.f.: (1 + x - x^2)/(1 - 3*x - 3*x^2).at n=8A180142
• Coefficients of mock modular form H_2^(4) (divided by 16).at n=22A256209