Nonnegative integers whose English number-words have the identical number of letters contributing to each represented letter-frequency.
A216163
Nonnegative integers whose English number-words have the identical number of letters contributing to each represented letter-frequency.
Terms
- a(0) =0a(1) =1a(2) =2a(3) =4a(4) =5a(5) =6a(6) =8a(7) =10a(8) =19a(9) =21a(10) =40a(11) =44a(12) =46a(13) =59a(14) =60a(15) =61a(16) =64a(17) =80a(18) =84a(19) =140a(20) =152a(21) =166a(22) =251a(23) =405a(24) =468a(25) =504a(26) =661a(27) =864a(28) =1556a(29) =1566
External references
- oeis: A216163