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A048122 a(1) = 1, a(2) = 2, a(n) = a(n-1)^3 - a(n-2)^3. 1
1, 2, 7, 335, 37595032, 53136308104856854277393, 150028625136232090492356612601560283583272160844416809510162344944689 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

COMMENTS

Next terms are 205 and 614 digits long.

CROSSREFS

Cf. A048112.

Sequence in context: A137666 A137665 A128466 * A144787 A118910 A081505

Adjacent sequences:  A048119 A048120 A048121 * A048123 A048124 A048125

KEYWORD

nonn,easy

AUTHOR

David Johnson-Davies (david(AT)interface.co.uk)

EXTENSIONS

More terms from Patrick De Geest (pdg(AT)worldofnumbers.com), Jun 15 1999.

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Last modified February 14 10:09 EST 2012. Contains 205614 sequences.