Number of 1's in A132199 preceding the n-th Rowland prime, A137613(n).
A226781
Number of 1's in A132199 preceding the n-th Rowland prime, A137613(n).
Terms
- a(0) =3a(1) =3a(2) =7a(3) =7a(4) =17a(5) =17a(6) =39a(7) =39a(8) =40a(9) =40a(10) =89a(11) =89a(12) =91a(13) =95a(14) =95a(15) =100a(16) =215a(17) =215a(18) =447a(19) =447a(20) =448a(21) =448a(22) =917a(23) =917a(24) =919a(25) =1862a(26) =1862a(27) =3750a(28) =3750a(29) =7528
External references
- oeis: A226781