T(n,k) = number of n X k 0..6 arrays with no entry increasing mod 7 by 6 rightwards or downwards, starting with upper left zero.

A222340

T(n,k) = number of n X k 0..6 arrays with no entry increasing mod 7 by 6 rightwards or downwards, starting with upper left zero.

Terms

    a(0) =1a(1) =6a(2) =6a(3) =36a(4) =186a(5) =36a(6) =216a(7) =5766a(8) =5766a(9) =216a(10) =1296a(11) =178746a(12) =923526a(13) =178746a(14) =1296a(15) =7776a(16) =5541126a(17) =147918906a(18) =147918906a(19) =5541126a(20) =7776a(21) =46656a(22) =171774906a(23) =23691810366a(24) =122408393436a(25) =23691810366a(26) =171774906a(27) =46656a(28) =279936a(29) =5325022086

External references