Number of n-digit numbers with each digit odd where the digits 1 and 3 occur an even number of times.
A146086
Number of n-digit numbers with each digit odd where the digits 1 and 3 occur an even number of times.
Terms
- a(0) =3a(1) =11a(2) =45a(3) =197a(4) =903a(5) =4271a(6) =20625a(7) =100937a(8) =498123a(9) =2470931a(10) =12295605a(11) =61300877a(12) =305972943a(13) =1528270391a(14) =7636568985a(15) =38168496017a(16) =190799433363a(17) =953868026651
External references
- oeis: A146086