-1208
domain: Z
Appears in sequences
- Apply inverse of "INVERT" transform to primes with prime exponents.at n=16A058315
- a(n) = -(n + 1)*(2*n^2 + n - 12)/6.at n=15A058372
- McKay-Thompson series of class 15D for the Monster group.at n=51A058511
- Square array A(n, k) = A329644(prime(n)^k), read by falling antidiagonals: (1,1), (1,2), (2,1), (1,3), (2,2), (3,1), ...at n=49A329637
- a(1) = 1; a(n) = -Sum_{d|n, d < n} A341512(n/d) * a(d), where A341512(n) = sigma(n)*A003961(n) - n*sigma(A003961(n)).at n=29A347096
- G.f. A(x) satisfies: 1 / (1 - x) = Product_{i>=1, j>=1} A(x^(i*j)).at n=53A351402