The number of additions required to compute the permanent of general n X n matrices using Ryser's formula without Gray code ordering.

A348621

The number of additions required to compute the permanent of general n X n matrices using Ryser's formula without Gray code ordering.

Terms

    a(0) =0a(1) =4a(2) =21a(3) =82a(4) =275a(5) =836a(6) =2373a(7) =6406a(8) =16647a(9) =41992a(10) =103433a(11) =249866a(12) =593931a(13) =1392652a(14) =3227661a(15) =7405582a(16) =16842767a(17) =38010896a(18) =85196817a(19) =189792274a(20) =420478995a(21) =926941204a(22) =2034237461a(23) =4445962262a(24) =9680453655a(25) =21005074456a(26) =45432700953a(27) =97978941466a(28) =210721832987a(29) =452045307932

External references