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A094158 Erroneous version of A002540. 1
1, 2, 5, 13, 19, 32, 53, 89, 139, 199, 293, 887, 1129, 1331, 5591, 8467, 9551, 15683, 19609, 31397, 155921, 360653, 370261, 492113, 1349533, 1357201, 2010733, 4652353 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

REFERENCES

J. P. Gram, Undersoegelser angaaende maengden af primtal under en given graense, Det Kongelige Danskevidenskabernes Selskabs Skrifter, series 6, vol. 2 (1884), 183-288; see p. 255.

N. J. A. Sloane, A Handbook of Integer Sequences, Entry 565, Academic Press, 1973.

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Entry M1431, Academic Press, 1995.

LINKS

Table of n, a(n) for n=1..28.

CROSSREFS

Sequence in context: A077545 A069943 A273462 * A307244 A191082 A068374

Adjacent sequences:  A094155 A094156 A094157 * A094159 A094160 A094161

KEYWORD

dead

STATUS

approved

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Last modified September 22 11:29 EDT 2020. Contains 337289 sequences. (Running on oeis4.)