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A260025
Convert the last term from decimal to binary!
9
4, 100, 1100100, 100001100100101000100, 1010110101111001011010001101011011001100110110011001100101110100100
OFFSET
1,1
MATHEMATICA
NestList[FromDigits[IntegerDigits[#, 2]]&, 4, 5] (* Harvey P. Dale, Jun 11 2017 *)
CROSSREFS
For initial terms 2 through 12 see A008559, A006938, A260025, A260024, A260026, A260027, A260028, A260029, A008559 (again), A006938 (again),A260030 respectively.
Sequence in context: A202989 A343183 A251361 * A363815 A218884 A059105
KEYWORD
nonn,base
AUTHOR
N. J. A. Sloane, Jul 14 2015
STATUS
approved