Alkane (or paraffin) numbers l(11,n).

Terms

a(0) =1a(1) =5a(2) =25a(3) =85a(4) =255a(5) =651a(6) =1519a(7) =3235a(8) =6470a(9) =12190a(10) =21942a(11) =37854a(12) =63090a(13) =101850a(14) =160050a(15) =245322a(16) =367983a(17) =541035a(18) =781495a(19) =1110395a(20) =1554553a(21) =2146573a(22) =2927145a(23) =3945045a(24) =5260060a(25) =6942988a(26) =9079292a(27) =11769100a(28) =15131700a(29) =19305540