Number of arrays of 14 nondecreasing integers in -n..n with sum zero and equal numbers greater than zero and less than zero.
A203297
Number of arrays of 14 nondecreasing integers in -n..n with sum zero and equal numbers greater than zero and less than zero.
Terms
- a(0) =8a(1) =36a(2) =280a(3) =1844a(4) =9880a(5) =43958a(6) =168314a(7) =568933a(8) =1734054a(9) =4842044a(10) =12545910a(11) =30469542a(12) =69935848a(13) =152731858a(14) =319150868a(15) =641127127a(16) =1243115122a(17) =2334434336a(18) =4258292458a(19) =7564553798a(20) =13115830616a(21) =22239519138a(22) =36942424868a(23) =60209406935
External references
- oeis: A203297