-865

Appears in sequences

• Coefficients for step-by-step integration.at n=4A002406
• Expansion of e.g.f. sin(tan(x)+sin(x)) (odd powers only).at n=3A012937
• Expansion of (1-3x)/(1-x^2+x^3).at n=23A117374
• Triangle read by rows: coefficients for corrector y(x_0) for step-by-step integration.at n=19A260781
• Coefficients in the expansion of 1/([r] + [2r]x + [3r]x^2 + ...); [ ] = floor, r = sqrt(e).at n=11A279595
• a(1) = 1; a(n+1) = a(n) +- (sum of digits of a(1) up to a(n)), with "+" when a(n) is odd, or "-" if even.at n=27A332058
• Numbers k in pairs (j,k), with j <> k +- 1, such that the sum of their cubes is equal to a centered cube number.at n=49A352136
• Second members D of two non-consecutive numbers such that the sums of their cubes are equal to centered cube numbers and to at least one other sum of two cubes, i.e., A = B^3 + (B+1)^3 = C^3 + D^3 = E^3 + F^3.at n=7A352223
• Z-sequence for the Riordan triangle A125166.at n=3A382057