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A084972 When A058033 first reaches n. 2
1, 2, 3, 4, 7, 12, 20, 35, 57, 102, 182, 323, 585, 1061, 1943, 3521, 6606 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..17.

MATHEMATICA

Primorial[n_] := Product[Prime[i], {i, 1, n}]; f[n_] := Block[{k = 2, p = 1}, While[q = Floor[ Log[2, Primorial[k]]]; q - p != n, k++; p = q]; k - 1]; Table[ f[n], {n, 1, 17}]

CROSSREFS

Cf. A058033.

Sequence in context: A211695 A261396 A018148 * A141002 A006537 A103963

Adjacent sequences:  A084969 A084970 A084971 * A084973 A084974 A084975

KEYWORD

nonn

AUTHOR

Robert G. Wilson v, May 22 2003

STATUS

approved

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Last modified April 24 16:26 EDT 2019. Contains 322430 sequences. (Running on oeis4.)