58185

Appears in sequences

• Number of inequivalent ways (mod D_4) a pair of checkers can be placed on an n X n board.at n=30A014409
• Numbers n such that n*6^n - 1 is prime.at n=20A059675
• Palindromes in A082939.at n=32A082940
• Structured disdyakis triacontahedral numbers (vertex structure 7).at n=14A100159
• a(n) = a(n-1) + a(n-3) + a(n-5), with a(1..5) = 1.at n=27A109543
• Numbers k such that Sum_{j=1..k} sigma_*(j) == 0 (mod k), where sigma_*(j) is the sum of the anti-divisors of j (A066417).at n=21A229883