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A074862
Iccanartet sequence: a(n)=R[a(n-1)]+R[a(n-2)]+R[a(n-3)]+R[a(n-4)] where a(1)=a(2)=a(3)=a(4)=1 and R(n) (A004086) is the reverse of n.
1
1, 1, 1, 1, 4, 7, 13, 43, 76, 139, 1063, 4633, 7963, 11593, 50173, 83677, 157951, 314005, 774907, 1447279, 11097082, 39016342, 62877022, 84245371, 91872178, 150920986, 815588944, 1243396636
OFFSET
1,5
LINKS
MATHEMATICA
Transpose[NestList[Join[Rest[#], {Total[FromDigits/@(Reverse/@ (IntegerDigits/@#))]}]&, {1, 1, 1, 1}, 30]][[1]] (* Harvey P. Dale, May 02 2012 *)
CROSSREFS
Cf. A000288.
Sequence in context: A373718 A122552 A197546 * A101064 A243707 A347137
KEYWORD
easy,base,nonn
AUTHOR
Felice Russo, Sep 11 2002
EXTENSIONS
More terms from David Garber, Oct 23 2002
STATUS
approved