Number of nonnegative solutions of a certain system of linear Diophantine equations depending on an even parameter.

A277387

Number of nonnegative solutions of a certain system of linear Diophantine equations depending on an even parameter.

Terms

    a(0) =1a(1) =17a(2) =138a(3) =670a(4) =2355a(5) =6671a(6) =16212a(7) =35148a(8) =69765a(9) =129085a(10) =225566a(11) =375882a(12) =601783a(13) =931035a(14) =1398440a(15) =2046936a(16) =2928777a(17) =4106793a(18) =5655730a(19) =7663670a(20) =10233531a(21) =13484647a(22) =17554428a(23) =22600100a(24) =28800525a(25) =36358101a(26) =45500742a(27) =56483938a(28) =69592895a(29) =85144755

External references