39212

Appears in sequences

• Numbers k such that 9^k - k is prime.at n=7A224506
• Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n) + 1, where a(0) = 1, a(1) = 2, b(0) = 3, b(1) = 4, b(2) = 5, and (a(n)) and (b(n)) are increasing complementary sequences.at n=18A295956
• Sum of the odd parts in the partitions of n into 6 parts.at n=40A309550