Search: id:A028555 Results 1-1 of 1 results found. %I A028555 %S A028555 0,1,7,14,21,33,44,144,235,269,524,1123,1452,1582,5412,8338,8459, %T A028555 11063,11223,23255,73491,145544,262808,266737,281349,1659022, %U A028555 2705669,3504083,5040882,7395091,8308388,14554452 %N A028555 Numbers n such that n(n+4) is a palindrome. %H A028555 P. De Geest, Palindromic Quasipronics of the form n(n+x) %Y A028555 Sequence in context: A033004 A164005 A100451 this_sequence A061823 A018890 A118502 %Y A028555 Adjacent sequences: A028552 A028553 A028554 this_sequence A028556 A028557 A028558 %K A028555 nonn %O A028555 1,3 %A A028555 Patrick De Geest (pdg(AT)worldofnumbers.com) Search completed in 0.001 seconds