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Syed Hafiz


Last seen: 3 years 前 |  自 2021 起处于活动状态

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统计学

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How to find the 18th steady-3 number ?
A number n is considered to be a steady-p number if n^p ends in the same digits. For example, the number n=25 is a steady-3 numb...

3 years 前 | 1 个回答 | 0

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How to find the 4th special number among pentagonal and triangular numbers
A pentagonal number is defined by p(n) = (3n^2 – n)/2, where n is an integer starting from 1. Therefore, the first 12 pentagonal...

3 years 前 | 1 个回答 | 0

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How to add up first digits to all the prime numbers within a given range ?
In MATLAB, primes(N) provides all the prime numbers less than or equal to N. E.g. primes(15) = [2 3 5 7 11 13]. The sum of the f...

3 years 前 | 1 个回答 | 0

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