294921

Appears in sequences

• Sums of 4 distinct powers of 8.at n=25A038486
• Solutions of the equation n" - n' - n = 0, where n' and n" are the first and second arithmetic derivatives (see A003415).at n=9A188145
• Numbers n for which n=(n'' mod n'), where n' and n'' are the first and second arithmetic derivative of n.at n=28A213241
• Number of length n+3 0..2 arrays with some disjoint pairs in every consecutive four terms having the same sum.at n=27A247527
• Numbers n not divisible by 2 such that n^2 written in base 4 has no digit > 1.at n=16A257284
• Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-1) + 3, where a(0) = 1, a(1) = 2, b(0) = 3, and (a(n)) and (b(n)) are increasing complementary sequences.at n=22A294544
• a(n) = 36*2^n + 9.at n=13A305154