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 A099052 All palindromes of length greater than 1 in the decimal expansion of e, ordered by the ending position of the palindrome. Multiple terms ending at the same position are ordered by the starting position of the palindrome. 2
 828, 18281, 818, 28182, 8281828, 828, 353, 747, 66, 2662, 77, 757, 99, 999, 99, 959, 595, 66, 9669, 696, 676, 77, 2772, 66, 303, 353, 535, 525, 66, 66, 919, 39193, 99, 181, 66, 33, 595, 323, 232, 434, 94349, 323, 33, 88, 525, 101, 11, 383, 99, 88, 4884, 44 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Michael S. Branicky, Table of n, a(n) for n = 1..10000 PROG (Python) from sympy import E def ispal(s): return all(s[i] == s[-1-i] for i in range(len(s)//2)) def aupto(maxdigs): digits_e = str(E.n(maxdigs+4))[2:] return [int(s) for s in (digits_e[j:k+1] for k in range(1, maxdigs) for j in range(k)) if s[0] != '0' and ispal(s)] print(aupto(240)) # Michael S. Branicky, Jun 28 2021 CROSSREFS Cf. A001113 (e). Sequence in context: A260013 A234085 A226536 * A238024 A015991 A065215 Adjacent sequences: A099049 A099050 A099051 * A099053 A099054 A099055 KEYWORD nonn,base AUTHOR Matthew Howells (mathmatt(AT)gmail.com), Nov 13 2004 EXTENSIONS Offset changed and a(50) and beyond from Michael S. Branicky, Jun 28 2021 STATUS approved

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Last modified June 4 09:19 EDT 2023. Contains 363121 sequences. (Running on oeis4.)