101227
domain: N
Appears in sequences
- Binomial transform of A077947.at n=11A139782
- Fixed points of permutations A256210 and A256371.at n=32A256372
- Number of (n+2)X(2+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column minus the sum of the minimums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally.at n=2A257148
- T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column minus the sum of the minimums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally.at n=8A257154
- Number of (3+2)X(n+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column minus the sum of the minimums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally.at n=1A257156
- Number of 5Xn integer arrays with each element equal to the number of horizontal and antidiagonal neighbors equal to itself.at n=11A266015
- Coefficients in expansion of 1/(1 + 2*x - 3*x^3).at n=21A317499
- E.g.f. satisfies log(A(x)) = (exp(2*x) - 1) * A(x)/2.at n=6A355788