Number of nondecreasing arrangements of n numbers in -6..6 with sum zero and sum of squares not greater than n*42/3.

A183924

Number of nondecreasing arrangements of n numbers in -6..6 with sum zero and sum of squares not greater than n*42/3.

Terms

    a(0) =1a(1) =4a(2) =17a(3) =58a(4) =163a(5) =434a(6) =1061a(7) =2414a(8) =5166a(9) =10526a(10) =20487a(11) =38395a(12) =69532a(13) =121942a(14) =207964a(15) =346094a(16) =562655a(17) =895871a(18) =1399654a(19) =2148160a(20) =3243905a(21) =4825785a(22) =7078462a(23) =10248911a(24) =14660878a(25) =20733091a(26) =29009482a(27) =40186573a(28) =55143962a(29) =74997918

External references