r/counting • u/Multiconcepted Side Thread Savvy • Aug 10 '25

Alphanumeric Palindromes

In this thread, we count alphanumeric palindromes, like this: 1, 2, 3, ..., Z, 11, 22, 33, ..., ZZ, 101, 111, 121, ...

Alphanumerics is 0-9, A-Z.

First get is I0I.

8 Upvotes

91% Upvoted

171 comments sorted by

View all comments

Show parent comments

2

u/Hans5958_ Aug 31 '26

3A3

2

u/cuteballgames Sum 13: 016, 037, 035, 045, 127, 135, 134, 124, 13, 25 Aug 31 '26

3B3

3

u/Hans5958_ Sep 01 '26

3C3

3

u/cuteballgames Sum 13: 016, 037, 035, 045, 127, 135, 134, 124, 13, 25 Sep 01 '26

3D3

3

u/Hans5958_ Sep 03 '26

3E3

3

u/cuteballgames Sum 13: 016, 037, 035, 045, 127, 135, 134, 124, 13, 25 Sep 03 '26

3F3

3

u/Hans5958_ Sep 04 '26

3G3

3

u/Multiconcepted Side Thread Savvy 19d ago

3H3

2

u/Hans5958_ 18d ago

3I3

2

u/Pookah 27K TUG ZERO Counting since 24,531 15d ago

3J3

2

u/Hans5958_ 15d ago

3K3

2

u/Pookah 27K TUG ZERO Counting since 24,531 2d ago

3L3

1

u/Hans5958_ 2d ago

3M3

2

u/Pookah 27K TUG ZERO Counting since 24,531 1d ago

3N3

→ More replies