A088366 a(n) = index of the n-th local maximum of A053707.

2, 5, 8, 11, 15, 18, 20, 25, 27, 29, 31, 36, 38, 42, 45, 49, 51, 54, 58, 62, 64, 67, 69, 71, 74, 76, 79, 81, 84, 89, 92, 95, 97, 99, 104, 106, 111, 113, 117, 122, 126, 130, 133, 135, 137, 140, 143, 145, 147, 149, 151, 154, 157, 159, 162, 167, 170, 172, 175, 179, 181

Offset: 1

Author

Klaus Brockhaus, Sep 27 2003

Keywords

• nonn

Comments

A053707(a(n)) = A088365(n).

Examples

			The fourth local maximum of A053707 is 40 and occurs at index 11, hence a(4) = 11; A053707(a(4)) = A053707(11) = 40 = A088365(4).
		

Crossrefs

Cf. A025475, A053707, A088365.

Programs

PARI

{m=1; k=0; for(n=2,500000,if(matsize(factor(n))[1]==1&&factor(n)[1,2]>1,d=n-m; if((k<2||b