31023

Appears in sequences

• Composite numbers whose prime factors contain no digits other than 3 and 8.at n=22A036317
• Decimal expansion of a(n) is given by the first n terms of the periodic sequence with initial period 3,1,0,2.at n=4A037778
• Expansion of (1+x^2)/((1-x)^2*(1-x^2)^2*(1-x^3)^2*(1-x^8)*(1-x^9)*(1-x^10)).at n=28A069956
• Partial sums of A007694.at n=45A174030
• Smallest of three consecutive integers divisible respectively by three consecutive squares greater than 1.at n=8A178919
• Number of partitions p of n such that the number of parts having multiplicity 1 is a part or max(p) - min(p) is a part.at n=41A241451
• Numbers k such that both k and k+1 are not exponentially squarefree numbers.at n=22A342188