(n-1)-st elementary symmetric function of the first n terms of the periodic sequence (3,2,3,2,3,2,...).
A203233
(n-1)-st elementary symmetric function of the first n terms of the periodic sequence (3,2,3,2,3,2,...).
Terms
- a(0) =1a(1) =5a(2) =21a(3) =60a(4) =216a(5) =540a(6) =1836a(7) =4320a(8) =14256a(9) =32400a(10) =104976a(11) =233280a(12) =746496a(13) =1632960a(14) =5178816a(15) =11197440a(16) =35271936a(17) =75582720a(18) =236825856a(19) =503884800a(20) =1572120576a(21) =3325639680a(22) =10339716096a(23) =21767823360a(24) =67480252416a(25) =141490851840
External references
- oeis: A203233