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A101185 Complement of A101184. 1
2, 4, 5, 8, 9, 10, 13, 18, 19, 20, 21, 24, 29, 30, 33, 38, 45, 48, 49, 50, 51, 52, 59, 64, 65, 68, 73, 80, 87, 88, 89, 92, 99, 100, 105, 108, 115, 120, 121, 128, 137, 142, 145, 150, 153, 154, 159, 174, 175, 176, 177, 178, 179, 184, 191, 194, 205, 208, 215, 216, 223 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Not of the form n + pi(n) + pi(pi(n)) + pi(pi(pi(n))) + pi(pi(pi(pi(n)))) + ...

LINKS

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

MATHEMATICA

f[n_] := Plus @@ FixedPointList[ PrimePi, n]; Complement[ Range[225], Table[ f[n], {n, 165}]]

CROSSREFS

Cf. A000720.

Sequence in context: A034026 A125022 A069011 * A045702 A005658 A166021

Adjacent sequences:  A101182 A101183 A101184 * A101186 A101187 A101188

KEYWORD

nonn

AUTHOR

Jonathan Vos Post and Robert G. Wilson v, Dec 03 2004

STATUS

approved

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Last modified October 20 02:06 EDT 2021. Contains 348099 sequences. (Running on oeis4.)