Number of nX5 binary arrays whose sum with another nX5 binary array containing no more than two 1s has rows and columns in lexicographically nondecreasing order.
A225979
Number of nX5 binary arrays whose sum with another nX5 binary array containing no more than two 1s has rows and columns in lexicographically nondecreasing order.
Terms
- a(0) =26a(1) =350a(2) =4722a(3) =61808a(4) =737893a(5) =7718077a(6) =69784592a(7) =546720823a(8) =3748375290a(9) =22776885553a(10) =124247348589a(11) =615678539423
External references
- oeis: A225979