33612

Appears in sequences

• Site percolation series for square lattice.at n=23A006731
• Numbers k such that k^12 == 1 (mod 13^4).at n=15A056095
• Period of the Fibonacci 5-step sequence A001591 mod n.at n=27A106303
• Number of palindromes (in base 7) below 7^n.at n=9A117866
• Number of ordered triples (w,x,y) with all terms in {1,...,n} and 2w^3<=x^3+y^3.at n=38A211807
• Number of nX6 0..1 arrays with no more than floor(nX6/2) elements unequal to at least one horizontal, diagonal or antidiagonal neighbor, with new values introduced in row major 0..1 order.at n=4A222539
• T(n,k)=Number of nXk 0..1 arrays with no more than floor(nXk/2) elements unequal to at least one horizontal, diagonal or antidiagonal neighbor, with new values introduced in row major 0..1 order.at n=49A222541
• Number of 5 X n 0..1 arrays with no more than floor(5 X n/2) elements unequal to at least one horizontal, diagonal or antidiagonal neighbor, with new values introduced in row major 0..1 order.at n=5A222545
• p-INVERT of (1,1,0,0,0,0,...), where p(S) = 1 - S^2 - 2 S^4.at n=15A291404
• Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-2)*b(n), where a(0) = 1, a(1) = 4, b(0) = 2, b(1) = 3, b(2) = 5, and (a(n)) and (b(n)) are increasing complementary sequences.at n=15A296268
• a(n) = Sum_{k=0..n} p(k) where the p(k) are the partial sums of row n of A365676.at n=24A365675