195485

Appears in sequences

• Number of graphical partitions of 2n.at n=27A000569
• Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 80.at n=2A031668
• Antidiagonal sums of the convolution array A213584.at n=18A213586
• Number of inequivalent (rotationally and reflectively distinct) ways to place n nonattacking empresses on n X n board.at n=10A218244