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A328462 Numbers obtained by reinterpreting base-2 representation of odd numbers in primorial base. 4
1, 3, 7, 9, 31, 33, 37, 39, 211, 213, 217, 219, 241, 243, 247, 249, 2311, 2313, 2317, 2319, 2341, 2343, 2347, 2349, 2521, 2523, 2527, 2529, 2551, 2553, 2557, 2559, 30031, 30033, 30037, 30039, 30061, 30063, 30067, 30069, 30241, 30243, 30247, 30249, 30271, 30273, 30277, 30279, 32341, 32343, 32347, 32349, 32371, 32373 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Antti Karttunen, Table of n, a(n) for n = 1..8192

Index entries for sequences related to binary expansion of n

Index entries for sequences related to primorial base

PROG

(PARI)

A276156(n) = { my(p=2, pr=1, s=0); while(n, if(n%2, s += pr); n >>= 1; pr *= p; p = nextprime(1+p)); (s); };

A328462(n) = A276156(n+n-1);

CROSSREFS

Cf. A002110, A007814.

Row 1 of A328464, odd bisection of A276156 and of A328461.

Cf. A143293 (subsequence).

Sequence in context: A057840 A246659 A072087 * A328233 A031161 A031882

Adjacent sequences:  A328459 A328460 A328461 * A328463 A328464 A328465

KEYWORD

nonn,base

AUTHOR

Antti Karttunen, Oct 16 2019

STATUS

approved

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Last modified February 21 20:46 EST 2020. Contains 332111 sequences. (Running on oeis4.)