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A077665
Final term of n-th row of A077664.
3
2, 5, 7, 11, 11, 23, 15, 23, 22, 33, 23, 47, 27, 45, 43, 47, 35, 71, 39, 69, 58, 69, 47, 95, 56, 81, 67, 93, 59, 139, 63, 95, 86, 105, 86, 143, 75, 117, 101, 139, 83, 187, 87, 139, 128, 141, 95, 191, 106, 173, 131, 163, 107, 215, 129, 185, 146, 177, 119, 283, 123, 189
OFFSET
1,1
COMMENTS
a(p) = 2p+1, p is a prime. a(2^n) = 3*2^n -1.
a(n) also equals the (n+phi(n))th integer from among those positive integers coprime to n, where phi(n) = A000010(n). a(n) also equals n + (the n-th integer from among those positive integers coprime to n) = n + A069213(n). - Leroy Quet, Apr 12 2007
LINKS
PROG
(Haskell)
a077665 = last . a077664_row -- Reinhard Zumkeller, Aug 03 2015
CROSSREFS
Sequence in context: A020484 A124203 A155085 * A025062 A360019 A175034
KEYWORD
nonn
AUTHOR
Amarnath Murthy, Nov 14 2002
EXTENSIONS
More terms from Sascha Kurz, Jan 03 2003
STATUS
approved