Triangle interpolating the swinging factorial (A056040) restricted to odd indices with its binomial inverse. Triangle read by rows. For n >= 0, k >= 0.
A163772
Triangle interpolating the swinging factorial (A056040) restricted to odd indices with its binomial inverse. Triangle read by rows. For n >= 0, k >= 0.
Terms
- a(0) =1a(1) =5a(2) =6a(3) =19a(4) =24a(5) =30a(6) =67a(7) =86a(8) =110a(9) =140a(10) =227a(11) =294a(12) =380a(13) =490a(14) =630a(15) =751a(16) =978a(17) =1272a(18) =1652a(19) =2142a(20) =2772a(21) =2445a(22) =3196a(23) =4174a(24) =5446a(25) =7098a(26) =9240a(27) =12012a(28) =7869a(29) =10314
External references
- oeis: A163772