32124

Appears in sequences

• Numbers k such that 74*2^k-1 is prime.at n=5A050413
• Numbers k such that k divides the (right) concatenation of all numbers <= k written in base 15 (most significant digit on right).at n=16A061944
• Number of polyominoes with n cells that tile the plane both by translation and by 180-degree rotation (Conway criterion).at n=15A075200
• Triangle read by rows T(n,k) = the number of Dyck paths of semilength n with k UUDDU's, 0<=k<=[(n-1)/2].at n=39A114848
• T(n,k)=Number of nXk binary matrices M with rows in strictly increasing order and rows of M*Mtranspose (mod 2) in strictly increasing order.at n=39A181266
• Number of nX(n+2) binary matrices M with rows in strictly increasing order and rows of M*Mtranspose (mod 2) in strictly increasing order.at n=3A181268
• Number of 4 X n binary matrices M with rows in strictly increasing order and rows of M*transpose(M) (mod 2) in strictly increasing order.at n=5A181272
• Values of the difference d for 6 primes in geometric-arithmetic progression with the minimal sequence {7*7^j + j*d}, j = 0 to 5.at n=16A209205
• Numbers n such that (n!-k)/(n-k) is prime for some k.at n=15A239412
• G.f.: Product_{i>=1, j>=1, k>=1, l>=1} (1 + x^(i*j*k*l)).at n=16A280486