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Least k>1 such that reverse complement of first n terms of A006928 repeats beginning at k-th term.

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`%I #5 Mar 30 2012 18:35:25
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`%S 2,4,5,7,6,5,4,3,2,28,27,26,25,24,23,61,60,344,343,342,341,340,339,
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`%T 338,337,336,335,334,333,332,331,330,329,328,327,326,325,871,870,869,
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`%U 868,867,866,865,864,863,862,861,860,859,858,857,856,855,854,853,852,851,850,849
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`%N Least k>1 such that reverse complement of first n terms of A006928 repeats beginning at k-th term.
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`%K nonn
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`%O 1,1
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`%A _David W. Wilson_
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