Number of nondecreasing arrangements of n numbers in -8..8 with sum zero and sum of squares less than n*72/3.
A183934
Number of nondecreasing arrangements of n numbers in -8..8 with sum zero and sum of squares less than n*72/3.
Terms
- a(0) =1a(1) =5a(2) =24a(3) =110a(4) =408a(5) =1324a(6) =3931a(7) =10781a(8) =27652a(9) =66846a(10) =153536a(11) =336714a(12) =709053a(13) =1439910a(14) =2828356a(15) =5391328a(16) =10000100a(17) =18088003a(18) =31970349a(19) =55317387a(20) =93839420a(21) =156294086a(22) =255908082a(23) =412365724a(24) =654618675a(25) =1024726981a(26) =1583050748a(27) =2415379762
External references
- oeis: A183934