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A085346 Least number x so that number of primes between sigma(x) and phi(x) equals n. 1
3, 2, 4, 6, 10, 14, 12, 26, 18, 34, 28, 32, 24, 62, 44, 30, 123, 40, 36, 64, 56, 106, 54, 48, 70, 66, 146, 105, 88, 78, 80, 135, 60, 178, 72, 102, 202, 112, 84, 164, 114, 90, 96, 154, 695, 231, 138, 108, 184, 1141, 176, 140, 126, 244, 132, 160, 326, 232, 186, 208, 120 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..61.

FORMULA

a(n) = Min{x; A085343(x) = n}.

CROSSREFS

Cf. A000720, A000010, A000203, A070803, A070804, A085341-A085347.

Sequence in context: A095258 A114745 A039915 * A121861 A338213 A317736

Adjacent sequences:  A085343 A085344 A085345 * A085347 A085348 A085349

KEYWORD

nonn

AUTHOR

Labos Elemer, Jul 10 2003

STATUS

approved

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Last modified April 22 07:26 EDT 2021. Contains 343163 sequences. (Running on oeis4.)