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Numbers which are the roots of distinct not-previously-encountered side-trees ("tendrils") sprouting from the side of the infinite beanstalk (see A213730).
7

%I #7 Nov 11 2012 22:57:33

%S 2,10,22,47,105,208,224,471,486,943,966,974,1934,1972,3509,3546,3765,

%T 3893,3930,3995,4027,4049,7912,8041,8058,8146,14291,15315,15738,15827,

%U 15995,16040,16122,16211,16312,16334,31694,32207,32440,32462,32568,57145,57208

%N Numbers which are the roots of distinct not-previously-encountered side-trees ("tendrils") sprouting from the side of the infinite beanstalk (see A213730).

%H Antti Karttunen, <a href="/A218612/b218612.txt">Table of n, a(n) for n = 1..72</a>

%F a(n) = A213730(A218611(n)).

%o (Scheme): (define (A218612 n) (A213730 (A218611 n)))

%Y A superset of A218548. Cf. A218611, A218613.

%K nonn

%O 1,1

%A _Antti Karttunen_, Nov 11 2012