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A078915 Primes in A071827. 0
71, 131071, 19131071, 2319131071, 443231282319131071 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

REFERENCES

Shyam Sunder Gupta, Smarandache Sequence of Happy Numbers, Smarandache Notions Journal, Vol. 13, 2002).

LINKS

Table of n, a(n) for n=1..5.

EXAMPLE

a(1)=71 because in A071827 71 is the first prime.

CROSSREFS

Cf. A071827.

Sequence in context: A243686 A131454 A099684 * A144242 A144360 A230378

Adjacent sequences:  A078912 A078913 A078914 * A078916 A078917 A078918

KEYWORD

nonn

AUTHOR

Shyam Sunder Gupta, Jan 11 2003

EXTENSIONS

Next three terms in the sequence have 72, 857 and 1309 digits respectively.

STATUS

approved

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Last modified September 22 06:08 EDT 2020. Contains 337289 sequences. (Running on oeis4.)