Number of compositions of n with difference -5 between the number of odd parts and the number of even parts, both counted without multiplicity.

A242836

Number of compositions of n with difference -5 between the number of odd parts and the number of even parts, both counted without multiplicity.

Terms

    a(0) =120a(1) =0a(2) =480a(3) =0a(4) =1800a(5) =0a(6) =5580a(7) =0a(8) =16224a(9) =0a(10) =43884a(11) =0a(12) =111828a(13) =5040a(14) =295752a(15) =90720a(16) =918144a(17) =836640a(18) =3717552a(19) =5937840a(20) =18033888a(21) =36198000a(22) =92552004a(23) =199157040a(24) =468066444a(25) =1018608720a(26) =2283162630a(27) =4928557200a(28) =10715965290a(29) =22825049040

External references