A306251 Ordinal transform of A306246.

1, 1, 2, 1, 2, 3, 1, 1, 3, 2, 2, 3, 3, 1, 4, 4, 1, 5, 2, 1, 4, 6, 1, 2, 5, 3, 2, 7, 1, 3, 5, 4, 2, 3, 8, 1, 3, 6, 4, 2, 4, 5, 5, 3, 5, 6, 2, 7, 6, 1, 4, 9, 2, 3, 10, 3, 4, 5, 7, 1, 8, 8, 1, 9, 4, 5, 10, 1, 4, 11, 2, 6, 9, 3, 2, 12, 1, 7, 10, 1, 5, 6, 6, 3, 11

Offset: 1

Author

Rémy Sigrist, Feb 01 2019

Keywords

• nonn
• look

Comments

For any n > 0, a(n) is the number of occurrences of A306246(n) among A306246(1), ..., A306246(n).

Links

• Rémy Sigrist, Table of n, a(n) for n = 1..10000
• Rémy Sigrist, Density plot of the first 10000000 terms

Crossrefs

Cf. A306246.

Programs

PARI

o = vector(18); for (n=1, 85, if (n<=2, v=n, v=pp+p); [pp, p]=[p, o[1+v]++]; print1 (o[1+v] ", "))