-15675

Appears in sequences

• Reversion of g.f. for Fibonacci numbers 1, 1, 2, 3, 5, ....at n=17A007440
• McKay-Thompson series of class 9c for the Monster group.at n=28A058095
• a(n) = neg(M(n)), where M(n) is the n X n circulant matrix with (row 1) = (1, 2, ... , n), and neg(M(n)) is the negative part of the determinant of M(n); see A380661.at n=4A383772
• a(n) = neg(M(n)), where M(n) is the n X n left circulant matrix with (row 1) = (1, 2, ... , n), and neg(M(n)) is the negative part of the determinant of M(n); see A380661.at n=4A383774