-304

Appears in sequences

• Expansion of Product_{m>=1} (1-m*q^m)^19.at n=3A022679
• Expansion of (eta(q) * eta(q^5))^4 in powers of q.at n=51A030210
• Matrix inverse of A008459 (squares of entries of Pascal's triangle).at n=11A055133
• n - reversal of base 20 digits of n (written in base 10).at n=37A055967
• n - reversal of base 20 digits of n (written in base 10).at n=58A055967
• McKay-Thompson series of class 24C for Monster.at n=47A058573
• Triangle of numbers obtained by inverting infinite matrix defined in A059369, read from right to left.at n=39A059370
• McKay-Thompson series of class 18D for the Monster group.at n=69A062242
• Sum at 45 degrees to horizontal in triangle of A081498.at n=30A081499
• Expansion of reciprocal of Hauptmodul for Gamma_0(18).at n=34A092848
• Expansion of eta(q)^8 / eta(q^2)^4 in powers of q.at n=37A096727
• An alternating sum of greatest common divisors.at n=47A106475
• An alternating sum of greatest common divisors.at n=55A106475
• a(n) = prime(n+3)*prime(n) - prime(n+1)*prime(n+2).at n=17A117301
• Expansion of q^(-1) * (phi(q) / phi(q^9) - 1) / 2 in powers of q^3 where phi() is a Ramanujan theta function.at n=34A128111
• Triangle T(n,k) = (1-k*(k-1))*A053120(n,k), read by rows, 0<=k<=n.at n=20A137448
• Irregular triangle read by rows: coefficients of polynomials related to a family of convolutions of certain central binomial sequences.at n=43A142961
• Expansion of K(k) * (2 * E(k) - K(k)) / (Pi/2)^2 in powers of q where E(k), K(k) are complete elliptic integrals and q = exp(-Pi * K(k') / K(k)).at n=37A143336
• Expansion of x^5/((1-x)*(1+x-x^5)).at n=43A174532
• Moebius inversion of a sequence related to powers of 2.at n=13A178738