Number of (n+1)X(2+1) 0..1 arrays x(i,j) with row sums sum{j^4*x(i,j), j=1..2+1} nondecreasing, and column sums sum{i^4*x(i,j), i=1..n+1} nondecreasing.
A232791
Number of (n+1)X(2+1) 0..1 arrays x(i,j) with row sums sum{j^4*x(i,j), j=1..2+1} nondecreasing, and column sums sum{i^4*x(i,j), i=1..n+1} nondecreasing.
Terms
- a(0) =14a(1) =45a(2) =130a(3) =336a(4) =785a(5) =1682a(6) =3147a(7) =5503a(8) =9093a(9) =14712a(10) =23367a(11) =36381a(12) =55596a(13) =83178a(14) =120578a(15) =170723a(16) =237631a(17) =325525a(18) =440905a(19) =591178a(20) =785662a(21) =1032731a(22) =1340338a(23) =1720918a(24) =2188248a(25) =2758662a(26) =3455709a(27) =4299895a(28) =5321516a(29) =6544201
External references
- oeis: A232791