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 A083666 Palindromes arising when building A083664. 2
 2, 6, 33, 44, 88, 161, 171, 222, 232, 252, 272, 323, 414, 434, 464, 494, 505, 525, 555, 616, 858, 1551, 2002, 2112, 2332, 2772, 2992, 3773, 4224, 4554, 4774, 5005, 5225, 5445, 5555, 6336, 6776, 7007, 7667, 8118, 8778, 9009, 10001, 10101, 10701, 11811 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS a(n) = A083664(k)*A083664(k+d) for some k, d = 1 or 2. LINKS Table of n, a(n) for n=1..46. EXAMPLE 252=A002113(34), A083664(7)*A083664(7+1)=28*9=252, therefore 252 is a term, also A083664(19)*A083664(19+2)=18*14=252. CROSSREFS Cf. A083126. Sequence in context: A118077 A013976 A213435 * A083126 A098960 A162429 Adjacent sequences: A083663 A083664 A083665 * A083667 A083668 A083669 KEYWORD nonn,base AUTHOR Reinhard Zumkeller, May 02 2003 STATUS approved

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Last modified December 2 03:59 EST 2023. Contains 367505 sequences. (Running on oeis4.)