a(n) is the number of integer quintuples (a,b,c,d,e) satisfying a system of linear inequalities and congruences specified in the comments.

A384127

a(n) is the number of integer quintuples (a,b,c,d,e) satisfying a system of linear inequalities and congruences specified in the comments.

Terms

    a(0) =1a(1) =25a(2) =226a(3) =1000a(4) =3126a(5) =7877a(6) =17151a(7) =33602a(8) =60751a(9) =103127a(10) =166378a(11) =257402a(12) =384478a(13) =557377a(14) =787503a(15) =1088004a(16) =1473903a(17) =1962229a(18) =2572128a(19) =3325004a(20) =4244630a(21) =5357279a(22) =6691855a(23) =8280004a(24) =10156255a(25) =12358131a(26) =14926280a(27) =17904606a(28) =21340380a(29) =25284381

External references