A226900 Record values of Hooley's Delta function A226898.

1, 2, 3, 4, 5, 6, 7, 8, 9, 12, 14, 15, 17, 18, 19, 20, 21, 22, 23, 25, 27, 28, 29, 31, 32, 33, 34, 39, 44, 48, 51, 55, 60, 62, 66, 69, 77, 80, 83, 88, 91, 92, 98, 100, 106, 107, 111, 118, 121, 122, 124, 137, 138, 142, 150, 156

Offset: 1

Author

Charles R Greathouse IV, Jun 21 2013

Keywords

• nonn

References

• C. Hooley, On a new technique and its applications to the theory of numbers, Proc. London Math. Soc. 3 38:1 (1979), pp. 115-151.

Crossrefs

Cf. A226898, A226899, A002183.

Programs

PARI

Delta(n)=my(d=divisors(n), m=1); for(i=1, #d-1, my(t=exp(1)*d[i]); m=max(sum(j=i, #d, d[j]r,r=t;print1(t", ")))

Extensions

a(38)-a(54) from Charles R Greathouse IV, Jun 24 2013

a(55)-a(56) from Charles R Greathouse IV, Jul 01 2013