A350786 a(n) is the number of divisors of A061799(n).

1, 2, 3, 4, 6, 6, 8, 8, 9, 10, 12, 12, 16, 16, 16, 16, 18, 18, 20, 20, 24, 24, 24, 24, 30, 30, 30, 30, 30, 30, 32, 32, 36, 36, 36, 36, 40, 40, 40, 40, 48, 48, 48, 48, 48, 48, 48, 48, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 64, 64, 64, 64, 72, 72, 72, 72, 72, 72, 72, 72

Offset: 1

Author

J. Lowell, Jul 07 2022

Keywords

• nonn

Comments

a(n) is the smallest term of A002183 that is >= n.

Examples

			a(5) = 6 because A061799(5) = 12 has 6 divisors.
		

Crossrefs

Cf. A000005, A061799, A002183.

Programs

PARI

for(n=1, 100, my(s=n); while(numdiv(s)Michel Marcus, Jul 07 2022

Formula

a(n) = A000005(A061799(n)).