38564

Appears in sequences

• Numbers k such that 129*2^k-1 is prime.at n=41A050590
• a(0)=1; a(n) = sigma_1(n) + sigma_2(n) + sigma_3(n).at n=33A092347
• Numbers that can be formed using its own digits in order and only addition and fourth power operators.at n=33A195672
• Twice A137829.at n=18A201078
• Number of (n+2)X(n+2) 0..1 arrays with every 2X2 and 3X3 subblock diagonal maximum minus antidiagonal minimum nondecreasing horizontally and vertically.at n=6A253502
• Number of (n+2)X(7+2) 0..1 arrays with every 2X2 and 3X3 subblock diagonal maximum minus antidiagonal minimum nondecreasing horizontally and vertically.at n=6A253509
• Number of length n+4 0..1 arrays with every five consecutive terms having the maximum of some two terms equal to the minimum of the remaining three terms.at n=16A254691
• Solution of the complementary equation a(n) = a(n-1) + 2*a(n-2) + b(n-2), where a(0) = 1, a(1) = 2, b(0) = 3, b(1) = 4, and (a(n)) and (b(n)) are increasing complementary sequences.at n=14A295145
• a(n) is the number of free polycubes of size n with holes.at n=3A357083