OFFSET
1,1
REFERENCES
Shyam Sunder Gupta, Smarandache Sequence of Happy Numbers, Smarandache Notions Journal, Vol. 13, 2002).
EXAMPLE
a(1)=71 because in A071827 71 is the first prime.
CROSSREFS
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