

A278065


Relative of Hofstadter Qsequence: a(n) = n for 1 <= n <= 13; a(n) = a(na(n1)) + a(na(n2)) for n > 13.


11



1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 3, 14, 15, 5, 16, 6, 7, 17, 19, 10, 8, 19, 23, 12, 20, 14, 25, 11, 24, 28, 16, 13, 17, 15, 27, 20, 20, 34, 27, 24, 12, 45, 17, 27, 28, 36, 22, 28, 33, 26, 37, 30, 29, 32, 37, 31, 24, 40, 46, 15, 52, 35
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OFFSET

1,2


COMMENTS

Similar to Hofstadter's Qsequence A005185 but with different starting values.
Much like the Hofstadter Qsequence, it is not known if this sequence is defined for all positive n.
a(n) exists for n <= 3*10^7.


LINKS

Nathan Fox, Table of n, a(n) for n = 1..10000
N. Fox, Hofstadterlike Sequences over Nonstandard Integers, Talk given at the Rutgers Experimental Mathematics Seminar, November 10 2016.


CROSSREFS

Cf. A005185, A278056, A278057, A278058, A278059, A278060, A278061, A278062, A278063, A278064.
Sequence in context: A297245 A043273 A268982 * A291041 A291766 A291579
Adjacent sequences: A278062 A278063 A278064 * A278066 A278067 A278068


KEYWORD

nonn


AUTHOR

Nathan Fox, Nov 10 2016


STATUS

approved



