30472

Appears in sequences

• Number of odd split numbers (A036382) of which the binary order (A029837) is <= n, i.e., those which occur below 2^n.at n=16A036388
• Numbers n such that prime(n) + reversal(prime(n)) is a square.at n=27A227371
• a(n) = n*(15*n^2 - 15*n + 4).at n=13A272134
• a(n) is the number of partitions p = p(1) >= p(2) >= ... >= p(k) of n whose alternating sum is a part of p.at n=44A308410
• Number of ways to write n as an ordered sum of 8 primes (counting 1 as a prime).at n=17A341987
• G.f. satisfies A(x) = A(x^2)*A(x^3) / (1-x).at n=44A382126