78761

Appears in sequences

• Product of exactly three distinct primes congruent to 1 mod 8 (A007519).at n=3A185379
• Sum of first k numbers in column k of the natural number array A000027; by antidiagonals.at n=40A185787
• Coefficient of x in the reduction by x^2 -> x+1 of the polynomial p(n,x) defined at Comments.at n=19A192955
• Numbers n such that n!10 + 2 is prime.at n=64A204657
• Number of n X 4 0,1 arrays indicating 2 X 2 subblocks of some larger (n+1) X 5 binary array having a sum of three or less, with rows and columns of the latter in lexicographically nondecreasing order.at n=7A227267
• T(n,k)=Number of nXk 0,1 arrays indicating 2X2 subblocks of some larger (n+1)X(k+1) binary array having a sum of three or less, with rows and columns of the latter in lexicographically nondecreasing order.at n=58A227269
• Number of generalized Young tableaux with constant rows, weakly increasing columns, and entries summing to n.at n=27A323582