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A151994
For k=A079523(n),n>=2, let {S_k} be the minimal recursive sequence beginning with k similar to N with respect to property of integer to be or not to be in A079523. Then a(n) is the point of confluence of {S_k} with {S_5}.
0
5, 13, 13, 29, 29, 61, 61, 61, 61
OFFSET
2,1
EXAMPLE
Note that, {S_5} is {5,6,8,10,13,...}(see A162736) and {S_7} is {7,8,10,11,13,...}, then a(3)=13.
KEYWORD
nonn
AUTHOR
Vladimir Shevelev, Jul 12 2009
STATUS
approved