# [Python 2]: [officialaimm], [A055642](https://oeis.org/A055642) <!-- language-all: lang-python --> lambda x:len(`x**(sum(map(int,'A055642'[1:]))==22)`) [Try it online!][TIO-j5wpntq8] It took me a while to find the sequence... Mostly 'cause OEIS search is *super* slow for me. o0 [Python 2]: https://docs.python.org/2/ [officialaimm]: https://codegolf.stackexchange.com/a/137423/ [TIO-j5wpntq8]: https://tio.run/##K6gsycjPM/qfZhvzPycxNyklUaHCKic1TyOhQktLo7g0VyM3sUAjM69ER93RwNTUzMRIPdrQKlZT09bWyEgzQVPhf0ERUFYjDaQGiAtKSzQ0geC/oYkJAA "Python 2 – Try It Online"