30858

Appears in sequences

• Decimal part of a(n)^(1/4) starts with a 'nine digits' anagram.at n=9A034279
• a(1) = 1, a(2) = 1, a(n) = sum of tau(n) previous terms, where tau(n) is the number of divisors of n.at n=18A087549
• Number of ordered triples (w,x,y) with all terms in {-n,...-1,1,...,n} and 2w+x+y>1.at n=20A211618
• a(0)=0, a(1)=0; for n>1, a(n) = a(n-1) + (n-4)*a(n-2) + 1.at n=13A220699
• Sum of the third largest parts in the partitions of n into 8 parts.at n=43A308996